ZIP Code 01509

01509 is one of Massachusetts's ZIP codes, delivering to addresses in Charlton Depot, Worcester County.

City: Charlton Depot
County: Worcester County
State: Massachusetts
Prefix: 015xx

Where this code sits

01509 is part of the 015xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Charlton Depot.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 01509 delivers to without sharing its boundary.

ZIP codes nearest 01509

The ZIP codes whose reference points sit closest to 01509.
ZIP code	Distance	Delivers to
ZIP code 01508	1.9 mi	Charlton City, MA
ZIP code 01507	2.5 mi	Charlton, MA
ZIP code 01542	4.1 mi	Rochdale, MA
ZIP code 01515	4.8 mi	East Brookfield, MA
ZIP code 01537	4.8 mi	North Oxford, MA
ZIP code 01562	4.9 mi	Spencer, MA
ZIP code 01524	5.4 mi	Leicester, MA
ZIP code 01506	6.4 mi	Brookfield, MA

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 01509, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 01509. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.